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Finding the Fourth Proportional to 240,325.95, 360,513.36 and 82,533.90

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Solution

The fourth proportional to 240,325.95, 360,513.36 and 82,533.90 is: 123,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,325.95 : 360,513.36 = 82,533.90 : x
  2. Step 2: Convert to fraction form
    240,325.95/360,513.36 = 82,533.90/x
  3. Step 3: Cross multiply
    240,325.95x = 360,513.36 × 82,533.90
  4. Step 4: Simplify right side
    240,325.95x = 29,754,573,602.90
  5. Step 5: Solve for x
    x = 29,754,573,602.90/240,325.95
  6. Step 6: Final answer
    x = 123,809.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.